1.
The column measures two feet around.
这根柱子周长2英尺。
2.
a young tree measuring only 18 inches round
周长仅18英寸的小树
3.
an old tree that was six feet around
一棵周长6英尺的老树.
4.
Weeds grow around the house
房屋四周长满了野草。
5.
This tree has a circumference of 6 feet.
这棵树周长六英尺。
6.
The circumference of the earth is almost 25000 miles/The earth is almost 25000 miles in circumference.
地球的圆周长约为25000.
7.
This tree is 3 meters in girth.
这棵树周长有三公尺。
8.
The mausoleum is encircled by a double wall with the inner structure extending more than 2 500 metres long and the outer one more than twice as long.
陵园周围修筑了两重城墙，内城周长2525.4米，外城周长6064米。
9.
Students: The length of the curve making a circle is called the perimeter.
生：围成圆的曲线的长度叫做圆的周长。
10.
the ratio of the circumference to the diameter of a circle.
圆周长度与圆的直径长度的比。
11.
The period of time of most pregnancies then was between 42- 44 weeks, with the longest being 48 weeks.
妊娠大多为42～44周内,最长者为48周。
12.
Ferns fringed the pool.
池塘周围长着厥类植物
13.
the life cycles of plant species
植物种生活周期的长短
14.
Zhao Xiaomei is the monitor this week.
这周赵小梅是班长。
15.
significant long-drift motion
大幅度长周期漂移运动
16.
The new college president was installed last week.
新的学院院长上周就任。
17.
The tree girts fifteen feet.
这棵树周围长十五英尺。
18.
Captain gave the order to lower the flags for a week holiday.
船长命令降旗休假一周。